3 ms·
"Unlike other vaccines being trialled, the Oxford team had been taking weekly swabs from all volunteers to check whether they were infected but showing no sympt
by M2Ys4U 6y ago
"Unlike other vaccines being trialled, the Oxford team had been taking weekly swabs from all volunteers to check whether they were infected but showing no symptoms."
https://www.bbc.co.uk/news/health-55308216 https://www.bbc.co.uk/news/health-55308216
- m-ee 6y agoThis does not mean that this is reflected in the efficacy numbers. Read the paper and protocols they very clearly specify symptomatic disease confirmed with PCR.